A professional who tends batteries of automatic machines that tumble wads for shotgun shells to remove feathery edges, gauge thickness, and lubricate circumference with wax. Respnsibilities include:

• Fills tumbling barrel with wads from overhead hopper and starts tumbler rotating.
• Examines wads after estimated time to verify that edges are smooth.
• Starts machines that reject too thick or too thin wads and replaces filled barrels under accepted and rejected chutes.
• Dumps accepted wads into pneumatic conveyor that carries them to lubricator hopper.
• Turns steam valves to liquefy and regulate flow of wax over lubricating plate.
• Starts feeder plate to arrange wads flat-side-up and feed them between roller and lubricating plate that coats sides with wax.
• Weighs designated number of wads at prescribed intervals before and after lubricating to determine amount of wax applied.
• Clears jammed wads, using wire hook.